He has also been successful in the playoffs, with 47 catches in 15 playoff games. The Lions won Grey Cups in 2006 and 2009 with Jackson on the roster. In 2006, Jackson had two touchdown catches in the West Final and five receptions for 65 yards in the Grey Cup win over Montreal.

In 2008, Jackson had surpassed 1,000 receiving yards in a season for the first time in his career (1,180 on 76 catches), scored eight touchdowns, and was named to the CFL West Division All-Star squad, along with the distinction of being the Lions' nominee for the league's Most Outstanding Canadian award.

Jackson followed with another 1,000-yard receiving season in 2009, catching 76 passes for 1,042 and eight majors.

In college, Jackson attended Butte College in California before transferring to the University of Utah.

He was selected sixth overall in the 2003 CFL Canadian Draft by the Lions.